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Desktop Shortwave receiver
Desktop VHF Transmitter
Desktop Transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  6m  2m  11m (CB) 
Freq. stability ? ? ?
Tuning steps Continuous Continuous Channelized

Receiver

RX-range 0.5-30.5 MHz in 30×1000 kHz bands - 11 m (26.965-27.405 MHz)
Modulations AM   CW   - AM  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range - 6 / 2 m 11 m (26.965-27.405 MHz)
Modulations - AM   CW   AM  
RF-output ? AM: 50 W, CW: 80 W 5 W

Connections

Antenna - SO-239 SO-239
Impedance 50Ω ? ?
Other - - -

Electrical

Power req. Mains External PSU Mains
Current RX ? - ?
TX - 6.3 V @ 3.5 A, 300 V DC @ 75 mA, 400-750 V DC @ 200 mA ?

Physical

Manufactured Between 1949 and 1951 in USA Between 196x and 196x in USA Between 1958 and 196x in USA
Dimensions 536 × 318 × 352 mm
(21.10 × 12.52 × 13.86 in)
333 × 219 × 229 mm
(13.11 × 8.62 × 9.02 in)
?
Weight 25.00 kg (55.2 lbs) 6.35 kg (14.0 lbs) Shipping weight ?
Form factor Base Station Base Station Base Station

Other features

Memories None None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Citizen Band (27Mc)
Features ? XTAL or external VFO XTAL
Accessories ? ? ?
MPN COLLINS-000051J-1 E.F.-JOHNSON-VIKING-000006N2 EF-JOHNSON-MESSENGER-I